Question 2 16
The demand function for a company is given by q = f(p) = 3000 - 125p,
with p the price in thousands of rands and q the quantity of items.
Use the First derivative test and a number line to find the quantity that maximises revenue​

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10

child does not get an education so she can use the molla on junk

it is contrapositive

i could not see the question too well so check yourself again too . this is because i want you to get it correct.